DyAl8Fe4 is an intermetallic compound combining dysprosium, aluminum, and iron—a rare-earth metal system designed to achieve specific combinations of stiffness and moderate density. This material belongs to the family of rare-earth aluminum intermetallics, which are primarily explored in research and advanced aerospace contexts where weight savings and thermal stability are critical; industrial adoption remains limited, with applications concentrated in high-performance aerospace structures, thermal management systems, and specialized magnetic or structural applications where the unique phase stability of rare-earth elements provides advantages over conventional aluminum or steel alloys.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 18,203.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G) | 11,282.5 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1897 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 5.153 | µB | — | ||
Seebeck Coefficient(S) | -0.2233 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.4422 | eV/atom | — |